On Sat, Aug 23, 2014 at 4:17 PM, Andreas Färber <afaerber@xxxxxxx> wrote:
> Am 25.07.2014 21:44, schrieb Ajay Kumar:
>> Add DT nodes for ptn3460 bridge chip and panel-simple panel.
>
> "simple-panel"
Ok.
>> Add backlight enable pin and backlight power supply for pwm-backlight.
>> Also add bridge phandle needed by dp to enable display on snow.
>>
>> Signed-off-by: Ajay Kumar <ajaykumar.rs@xxxxxxxxxxx>
>> ---
>> arch/arm/boot/dts/exynos5250-snow.dts | 40 +++++++++++++++++----------------
>> 1 file changed, 21 insertions(+), 19 deletions(-)
>>
>> diff --git a/arch/arm/boot/dts/exynos5250-snow.dts b/arch/arm/boot/dts/exynos5250-snow.dts
>> index 6c36d41..f57f993 100644
>> --- a/arch/arm/boot/dts/exynos5250-snow.dts
>> +++ b/arch/arm/boot/dts/exynos5250-snow.dts
>> @@ -270,7 +270,7 @@
>> dcdc3 {
>> ti,enable-ext-control;
>> };
>> - fet1 {
>> + fet1: fet1 {
>> regulator-name = "vcd_led";
>> ti,overcurrent-wait = <3>;
>> };
>> @@ -293,7 +293,7 @@
>> regulator-always-on;
>> ti,overcurrent-wait = <3>;
>> };
>> - fet6 {
>> + fet6: fet6 {
>> regulator-name = "lcd_vdd";
>> ti,overcurrent-wait = <3>;
>> };
>> @@ -342,6 +342,15 @@
>> pinctrl-0 = <&max98095_en>;
>> pinctrl-names = "default";
>> };
>> +
>> + ptn3460: ptn3460-bridge@20 {
>
> "lvds-bridge"? (AF)
Ok.
>> + compatible = "nxp,ptn3460";
>> + reg = <0x20>;
>> + powerdown-gpios = <&gpy2 5 0>;
>> + reset-gpios = <&gpx1 5 0>;
>> + edid-emulation = <5>;
>> + panel = <&panel>;
>> + };
>> };
>>
>> i2s0: i2s@03830000 {
>> @@ -389,11 +398,13 @@
>> vdd_pll-supply = <&ldo8_reg>;
>> };
>>
>> - backlight {
>> + backlight: backlight {
>> compatible = "pwm-backlight";
>> pwms = <&pwm 0 1000000 0>;
>> brightness-levels = <0 100 500 1000 1500 2000 2500 2800>;
>> default-brightness-level = <7>;
>> + enable-gpios = <&gpx3 0 0>;
>> + power-supply = <&fet1>;
>> pinctrl-0 = <&pwm0_out>;
>> pinctrl-names = "default";
>> };
>> @@ -403,6 +414,12 @@
>> samsung,invert-vclk;
>> };
>>
>> + panel: panel-simple {
>
> Just "panel"? (AF)
>
>> + compatible = "simple-panel";
>
> Use something more concrete than "simple-panel"? (Thierry)
Right.
>> + power-supply = <&fet6>;
>> + backlight = <&backlight>;
>> + };
>> +
>> dp-controller@145B0000 {
>> status = "okay";
>> pinctrl-names = "default";
>> @@ -414,21 +431,6 @@
>> samsung,link-rate = <0x0a>;
>> samsung,lane-count = <2>;
>> samsung,hpd-gpio = <&gpx0 7 0>;
>> -
>> - display-timings {
>> - native-mode = <&timing1>;
>> -
>> - timing1: timing@1 {
>> - clock-frequency = <70589280>;
>> - hactive = <1366>;
>> - vactive = <768>;
>> - hfront-porch = <40>;
>> - hback-porch = <40>;
>> - hsync-len = <32>;
>> - vback-porch = <10>;
>> - vfront-porch = <12>;
>> - vsync-len = <6>;
>> - };
>> - };
>> + bridge = <&ptn3460>;
>> };
>> };
>
> This patch will trivially conflict with my Snow cleanup [1]; ptn3460
> would go into the appropriate &i2c_* and this hunk into &dp then.
Yes, display-timings node should be removed from the DP DT node.
Should I rebase these DT patches on top of your cleanup series?
Ajay
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